APES Ch 18
What do all volatile organic compounds have in common?
All are gasses in the atmosphere.
Ozone depletion is caused by
CFCs in the stratosphere.
The period from 1980 and 2010 witnessed an increase in which pollutant?
Carbon dioxide
Which statement about indoor air pollution in the United States is false?
Outdoor air pollution has a higher cancer risk than indoor air pollution.
What is the correct sequence of layers of the atmosphere from innermost to outermost?
Troposphere-stratosphere-mesosphere-thermosphere
In the United States, the highest levels of air pollution from fine particles are found in
West Virginia
Dry deposition occurs when
acidic particulates reach the ground.
Which action would be an ineffective preventive measure for acid deposition? `
adding lime to neutralize the acids
The UV filtering effect of the ozone layer is beneficial because it
allows humans and other forms of life to exist on land.
Burning coal will produce pollutants such as
carbon monoxide, sulfur dioxide and soot.
The stratosphere
contains the ozone layer.
According to environmental scientists, U.S. air pollution control laws would be weakened if
controls on petroleum refineries were relaxed.
Before the 1980s, chlorofluorocarbons (CFCs) were primarily used as
coolants in air conditioners and propellants in aerosol cans.
The chemical that causes most people in developed countries the most difficulty is
formaldehyde
Radon-222 is a colorless, odorless gas that forms
from underground rock and mineral deposits of uranium, shale, and granite.
Air pollution in the urban areas of many less-developed countries is
getting worse.
Major air pollutants include
nitrogen oxides, carbon monoxide and dioxide, sulfur compounds, VOCs, and suspended particulate matter
What term refers to harmful chemicals emitted directly into the air from natural processes and human activities?
primary pollutants
Acid deposition is best classified as a(n)
regional problem.
The atmospheric layer containing 75% of the mass of earth's air is the
troposphere